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2008 AMC 10B Problems/Problem 5

Revision as of 22:00, 29 February 2008 by Madshock (talk | contribs) (Solution)
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Plug in a perfect square-4 4 * sqrt(4) = 4 * 2 = 8 cbrt(8) 2 * 2 * 2 = 8 so you start with a 4 and end up with a 2 that would be the sqrt x ^ (1/2) means sqrt(x) so the answer is x^(1/2) (D)

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